USWE Comet Bite Valve Gear Levers & Shifters All Giro helmets are designed

All Giro helmets are designed to reduce as much energy as possible while meeting and exceeding stringent safety standards

Made with bluesign® approved fabrics

and the IceYarn fabric—made from coffee grounds—delivers natural cooling and UPF 50 sun protection

descending

USWE Comet Bite Valve Gear Levers & Shifters All Giro helmets are designedThe USWE Comet Bite Valve 45 Blaster offers high performance hydration with its innovative design. Featuring a lightweight, self sealing silicone sheath, this bite valve ensures a steady flow of water with every sip. The 45 degree angle provides easy access, while the one hand locking mechanism prevents leaks when not in use.